Finding the Fourth Proportional to 7,205,267.91, 9,941,643.90 and 4,304,092.13
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Solution
The fourth proportional to 7,205,267.91, 9,941,643.90 and 4,304,092.13 is: 5,938,675.95
Step by Step Solution
- Step 1: Write the proportion equation
7,205,267.91 : 9,941,643.90 = 4,304,092.13 : x - Step 2: Convert to fraction form
7,205,267.91/9,941,643.90 = 4,304,092.13/x - Step 3: Cross multiply
7,205,267.91x = 9,941,643.90 × 4,304,092.13 - Step 4: Simplify right side
7,205,267.91x = 42,789,751,219,544.29 - Step 5: Solve for x
x = 42,789,751,219,544.29/7,205,267.91 - Step 6: Final answer
x = 5,938,675.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.